DE58905261T2 - Thermochromsäure-ester. - Google Patents

Thermochromsäure-ester.

Info

Publication number
DE58905261T2
DE58905261T2 DE58905261T DE58905261T DE58905261T2 DE 58905261 T2 DE58905261 T2 DE 58905261T2 DE 58905261 T DE58905261 T DE 58905261T DE 58905261 T DE58905261 T DE 58905261T DE 58905261 T2 DE58905261 T2 DE 58905261T2
Authority
DE
Germany
Prior art keywords
thermochromic
acid ester
ester
acid
thermochromic acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE58905261T
Other languages
English (en)
Other versions
DE58905261D1 (en
Inventor
Ian Sage
Robert Clemitson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of DE58905261D1 publication Critical patent/DE58905261D1/de
Application granted granted Critical
Publication of DE58905261T2 publication Critical patent/DE58905261T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
    • C07C69/92—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with etherified hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
    • C09K19/3068—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers chain containing -COO- or -OCO- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal (AREA)
DE58905261T 1988-05-13 1989-05-05 Thermochromsäure-ester. Expired - Fee Related DE58905261T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888811374A GB8811374D0 (en) 1988-05-13 1988-05-13 Thermochromic esters
PCT/EP1989/000503 WO1989010914A1 (en) 1988-05-13 1989-05-05 Thermochromic esters

Publications (2)

Publication Number Publication Date
DE58905261D1 DE58905261D1 (en) 1993-09-16
DE58905261T2 true DE58905261T2 (de) 1994-06-09

Family

ID=10636862

Family Applications (1)

Application Number Title Priority Date Filing Date
DE58905261T Expired - Fee Related DE58905261T2 (de) 1988-05-13 1989-05-05 Thermochromsäure-ester.

Country Status (7)

Country Link
US (1) US5130049A (de)
EP (1) EP0372033B1 (de)
JP (1) JPH03500892A (de)
KR (1) KR900701728A (de)
DE (1) DE58905261T2 (de)
GB (1) GB8811374D0 (de)
WO (1) WO1989010914A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2267910B (en) * 1992-06-19 1996-12-18 Merck Patent Gmbh 1-Methyl-2-oxaalkoxy-derivatives
US5530224A (en) * 1994-03-25 1996-06-25 Sassman; Mark S. System and method for retrofitting cooktops with a ceramic glass cooking surface

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1596012A (en) * 1976-08-16 1981-08-19 Secr Defence Optically active liquid crystal materials and liquid crystal devices containing them
GB1603076A (en) * 1977-04-05 1981-11-18 Secr Defence Esters of (+)-4-(2'-methylbutyl)phenol and their use as liquid crystal materials
US4501503A (en) * 1979-06-04 1985-02-26 Vectra International Corporation Thermographic cholesteric coating compositions and plates
DE3001661A1 (de) * 1979-12-17 1981-06-25 BBC AG Brown, Boveri & Cie., Baden, Aargau Anisotrope cyclohexylaether
GB2070594B (en) * 1980-01-30 1984-05-23 Secr Defence Liquid crystal compounds containing an alicyclic ring
EP0056501B1 (de) * 1981-01-19 1984-05-02 MERCK PATENT GmbH Flüssigkristallmischung
CH644392A5 (de) * 1981-02-02 1984-07-31 Merck Patent Gmbh Anisotrope cyclohexylmethylphenylaether.
DE3407013A1 (de) * 1984-02-27 1985-09-05 Merck Patent Gmbh, 6100 Darmstadt Cyclohexanderivate
DD245869A1 (de) * 1983-10-28 1987-05-20 Dietrich Demus Verfahren zur herstellung von estern der 4- (4-alkyl-cyclohexyl)-methyl -cyclohexancarbonsaeuren und 4- (4-alkyl-cyclohexyl)-methyl -benzoesaeuren
DE3587644T4 (de) * 1984-05-22 1995-10-19 James L Fergason Flüssigkristalltemperaturfühler und materialien dazu.
DE3441937A1 (de) * 1984-11-16 1986-05-28 Bayer Ag, 5090 Leverkusen Fluessigkristallines material
DE3510434A1 (de) * 1985-03-22 1986-09-25 Merck Patent Gmbh, 6100 Darmstadt Cyclohexanderivate
JPS6222889A (ja) * 1985-07-23 1987-01-31 Chisso Corp ゲストホスト型表示素子用強誘電性液晶組成物
DE3601452A1 (de) * 1986-01-20 1987-07-23 Merck Patent Gmbh Vinylen-verbindungen
DD257638A1 (de) * 1987-02-19 1988-06-22 Univ Halle Wittenberg Ferroelektrische fluessigkristalle
JPH0222889A (ja) * 1988-07-11 1990-01-25 Fujitsu Ltd クリーム半田の印刷方法

Also Published As

Publication number Publication date
DE58905261D1 (en) 1993-09-16
EP0372033B1 (de) 1993-08-11
JPH03500892A (ja) 1991-02-28
KR900701728A (ko) 1990-12-04
US5130049A (en) 1992-07-14
GB8811374D0 (en) 1988-06-15
EP0372033A1 (de) 1990-06-13
WO1989010914A1 (en) 1989-11-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee